A 33-year-old man was killed when a large fight broke out at Stony Mountain Institution on Monday evening, leaving seven inmates injured, RCMP say.

Police were called to the federal multi-security prison north of Winnipeg on Monday evening at about 6:35 p.m. when a large fight broke out, RCMP said in a news release on Tuesday.

Officers were told that some of the inmates involved were armed with what RCMP say are edged weapons.

A 33-year-old man from Winnipeg, an inmate at the prison, was pronounced dead at the scene.

Seven others were hurt in the fight and brought to hospital.

RCMP Major Crime Services are investigating with Forensic